2641545 has 32 divisors (see below), whose sum is σ = 4976640. Its totient is φ = 1324800.

The previous prime is 2641543. The next prime is 2641547. The reversal of 2641545 is 5451462.

It is an interprime number because it is at equal distance from previous prime (2641543) and next prime (2641547).

It is not a de Polignac number, because 2641545 - 2¹ = 2641543 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2641543) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1720 + ... + 2870.

It is an arithmetic number, because the mean of its divisors is an integer number (155520).

2^2641545 is an apocalyptic number.

It is an amenable number.

2641545 is a deficient number, since it is larger than the sum of its proper divisors (2335095).

2641545 is a wasteful number, since it uses less digits than its factorization.

2641545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1182 (or 1176 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 2641545 is about 1625.2830522712. The cubic root of 2641545 is about 138.2354204634.

The spelling of 2641545 in words is "two million, six hundred forty-one thousand, five hundred forty-five".